Restore Performance Point Service via PowerShell

1. Restore the Database from backup
2. Open PowerShell as Administrator and add the Snapin

 Add-PSSnapin Microsoft.sharepoint.powershell -ErrorAction SilentlyContinue

3. Run the following PowerShell and be sure to check the variables

$database = 'PerformancePointDB'
$applicationPool = 'SharePoint Hosted Services'
$pps = New-SPPerformancePointServiceApplication -Name 'PerformancePoint Service' -ApplicationPool $applicationPool -DatabaseName $database

4. Run the following PowerShell and check variables

New-SPPerformancePointServiceApplicationProxy -Name "Performance Point Proxy" -ServiceApplication $pps -Default

Now you are done!